[Info-vax] C99 updates to CRTL

[John Reagan]

On Tuesday, July 30, 2019 at 5:13:12 PM UTC-4, Stephen Hoffman wrote:
> On 2019-07-30 16:45:43 +0000, hb said:
> 
> > On 7/30/19 3:58 PM, Stephen Hoffman wrote:
> >> On 2019-07-29 17:50:54 +0000, John Reagan said:
> >> 
> >>> On Monday, July 29, 2019 at 12:21:28 PM UTC-4, Stephen Hoffman wrote:
> >>>> There's already at least one logical name around that effects the 
> >>>> compile-time behavior.
> >>>> 
> >>>> One existing logical name effects the compile-time resolution of the 
> >>>> external references within the compiler.
> >>> 
> >>> Do you have a reference?
> >> 
> >> The DEC/Compaq/HP/HPE/VSI C compiler opens up the C RTL and searches it 
> >> for a list of entry points, and that processing can be redirected by 
> >> logical name.  I don't recall off-hand if it was the DECC$SHR logical 
> >> name, or if some other was used.
> > 
> > Sounds like DECC$CRTLMAP, which by default points to SYS$SHARE:DECC$SHR.
> 
> Yeah; that's the logical name.  Thanks.
> 
> This logical name dreck either never gets documented, or doesn't get 
> documented very well, and the parsing code is inevitably bespoke, and 
> the calls and doc scattered hither and thither.
> 
> Less design than app API architectural accretion.
> 
> 
> 
> -- 
> Pure Personal Opinion | HoffmanLabs LLC

To be honest, that logical is only designed to be used as part of the CRTL build itself where I want the compiler to prefix newly written routines that are not part of the build system's installed CRTL.  It would never be used in the real world.